How to plant and care for Russian Sage (Perovskia)

Salvia yangii 'Blue Spire'

🌸 Flower 🔁 Perennial

Tall, silvery, aromatic stems with a haze of lavender-blue flowers from August to October. Thrives in heat, drought and poor soil.

When to plant and care for it

JanFebMarAprMayJunJulAugSepOctNovDec

Flowers

Prune

Timed for a typical UK garden (last frost mid-April). The app uses your own town's frost dates.

On planting day
Plant
Plant at the same depth as it was in its pot, 75 cm apart, and firm in.
0–1 days after “Plant”
Water In Well
Give a full can of water, then keep moist for the first few weeks while roots establish.
7–14 days after “Water In Well”
Mulch Around the Base
Spread 5 cm of compost or bark around the plant, keeping it off the stems.

April
Spring Hard Prune
Cut all stems back hard to 30 cm above the ground as new buds appear.
August
In Flower
Lavender-blue haze — bees love it.